[INFO] fetching crate format-core 0.2.4...
[INFO] testing format-core-0.2.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate format-core 0.2.4 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate format-core 0.2.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate format-core 0.2.4
[INFO] finished tweaking crates.io crate format-core 0.2.4
[INFO] tweaked toml for crates.io crate format-core 0.2.4 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb2f8fd4b7a9cac3b563f07d7b06252a6895c08890455cf3aa2ead4a7cf9097e
[INFO] running `Command { std: "docker" "start" "-a" "eb2f8fd4b7a9cac3b563f07d7b06252a6895c08890455cf3aa2ead4a7cf9097e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb2f8fd4b7a9cac3b563f07d7b06252a6895c08890455cf3aa2ead4a7cf9097e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2f8fd4b7a9cac3b563f07d7b06252a6895c08890455cf3aa2ead4a7cf9097e", kill_on_drop: false }`
[INFO] [stdout] eb2f8fd4b7a9cac3b563f07d7b06252a6895c08890455cf3aa2ead4a7cf9097e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da139ca17c174fbc821ff8f6877d814bd840b11e0386683a448bde6970c1d25
[INFO] running `Command { std: "docker" "start" "-a" "4da139ca17c174fbc821ff8f6877d814bd840b11e0386683a448bde6970c1d25", kill_on_drop: false }`
[INFO] [stderr]    Compiling format-core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "4da139ca17c174fbc821ff8f6877d814bd840b11e0386683a448bde6970c1d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da139ca17c174fbc821ff8f6877d814bd840b11e0386683a448bde6970c1d25", kill_on_drop: false }`
[INFO] [stdout] 4da139ca17c174fbc821ff8f6877d814bd840b11e0386683a448bde6970c1d25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2307090bab865c00dcb2f5a06d73a69cf4678df402cc3f8e2fbdc8cad9cacaf2
[INFO] running `Command { std: "docker" "start" "-a" "2307090bab865c00dcb2f5a06d73a69cf4678df402cc3f8e2fbdc8cad9cacaf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling format-core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2307090bab865c00dcb2f5a06d73a69cf4678df402cc3f8e2fbdc8cad9cacaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2307090bab865c00dcb2f5a06d73a69cf4678df402cc3f8e2fbdc8cad9cacaf2", kill_on_drop: false }`
[INFO] [stdout] 2307090bab865c00dcb2f5a06d73a69cf4678df402cc3f8e2fbdc8cad9cacaf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 048cdc330ae3038a4cfd5779d8e4101f77cc5d5f4f0af41c78beb0bc017dc809
[INFO] running `Command { std: "docker" "start" "-a" "048cdc330ae3038a4cfd5779d8e4101f77cc5d5f4f0af41c78beb0bc017dc809", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/format_core-dd0b19c0d37cec0b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests format-core
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "048cdc330ae3038a4cfd5779d8e4101f77cc5d5f4f0af41c78beb0bc017dc809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048cdc330ae3038a4cfd5779d8e4101f77cc5d5f4f0af41c78beb0bc017dc809", kill_on_drop: false }`
[INFO] [stdout] 048cdc330ae3038a4cfd5779d8e4101f77cc5d5f4f0af41c78beb0bc017dc809